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GB/T 40473.8-2021Banking application system—Nonfunctional requirement—Part 8: Maintainability (English PDF)

银行业应用系统 非功能需求 第8部分:可维护性

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

July 20, 2021

Implementation date

February 1, 2022

Scope

GB/T 40473.8-2021 is the English-translated version of 银行业应用系统 非功能需求 第8部分:可维护性.

GB/T 40473.8-2021 is Part 8 of the Chinese national series on non-functional requirements for banking application systems, and deals with maintainability. It defines the concept and the related terms modularity and reusability, and sets the levels and description method of maintainability elements and components.

It then gives requirement templates for five families: modularity, from entry checks to module coupling; reusability of components; analysability, with error messages, the R&D life cycle and documentation; modifiability, with system debugging, version changes and operating environment upgrades; and testability, with test basis, test types and test documents.

It refers to GB/T 15532-2008 and GB/T 38634.2-2020 for software testing and builds on GB/T 40473.1-2021. It was issued on 20 July 2021 and has applied since 1 February 2022.

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Document preview — GB/T 40473.8-2021

National Standard of the People's Republic of China

ICS
35.240.40
Classification
A 11

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Contents

  • Foreword
  • Introduction
  • 1 Scope
  • 2 Normative references
  • 3 Terms and definitions
  • 4 The level and description of maintainability elements and components
  • 4.1 Level
  • 4.2 Description Method
  • 5 Modularity family (MN_MDL)
  • 5.1 Internal non-functional requirements (NFIR)
  • 5.1.1 Entry check (IMN_MDL.1)
  • 5.1.2 Information exchange method (IMN_MDL.2)
  • 5.1.3 Master control module (IMN_MDL.3)
  • 5.1.4 Application system architecture (IMN_MDL.4)
  • 5.1.5 Module coupling in the system (IMN_MDL.5)
  • 5.1.6 In-system instance coupling (IMN_MDL.6)
  • 5.2 External non-functional requirements (NFOR)
  • 6 Reusability Family (MN_RUS)
  • 6.1 Internal non-functional requirements (NFIR)
  • 6.1.1 Application Reusable Components (IMN_RUS.1)
  • 6.1.2 Provide reusable components (IMN_RUS.2)
  • 6.2 External non-functional requirements (NFOR)
  • 7 Analyzable Family (MN_ANA)
  • 7.1 Internal non-functional requirements (NFIR)
  • 7.1.1 Error message (IMN_ANA.1)
  • 7.1.2 Site protection (IMN_ANA.2)
  • 7.2 External non-functional requirements (NFOR)
  • 7.2.1 R&D life cycle (OMN_ANA.1)
  • 7.2.2 Data modeling method (OMN_ANA.2)
  • 7.2.3 Document (OMN_ANA.3)
  • 8 Modifiable family (MN_MDF)
  • 8.1 Internal non-functional requirements (NFIR)
  • 8.1.1 System debugging (IMN_MDF.1)
  • 8.1.2 Application version change (IMN_MDF.2)
  • 8.2 External non-functional requirements (NFOR)
  • 8.2.1 Delivery composition (OMN_MDF.1)
  • 8.2.2 Operating environment upgrade (OMN_MDF.2)
  • 9 Testability Family (MN_TST)
  • 9.1 Internal non-functional requirements (NFIR)
  • 9.2 External non-functional requirements (NFOR)
  • 9.2.1 Test basis (OMN_TST.1)
  • 9.2.2 Test type (OMN_TST.2)
  • 9.2.3 Test document (OMN_TST.3)

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules of Standardization Documents" Drafting.

This document is Part 8 of GB/T 40473 "Non-functional Requirements for Banking Application Systems". GB/T 40473 has been released Lower part.

---Part 1: Description framework;

---Part 2: Functional suitability;

---Part 3: Performance efficiency;

---Part 4: Compatibility;

---Part 5: Ease of use;

---Part 6: Reliability;

---Part 7: Security;

---Part 8: Maintainability;

---Part 9: Portability.

Introduction

GB/T 40473 gives the description framework of the non-functional requirements of banking application systems and the description of the non-functional requirements of various banking application systems.

The template is designed to improve the quality and efficiency of the compilation of non-functional requirements of the banking application system, and reduce the compilation of non-functional requirements of the banking application system. The threshold and cost are composed of nine parts.

---Part 1: Describe the framework. The purpose is to clarify the scope of the banking application system and establish the non-functional requirements of the banking application system The description framework of the banking industry clarifies the identification and description of the non-functional requirements of the banking application system, and gives the non-functional requirements of the banking application system The customized package and customized profile of the bank, propose the technical management and evaluation of the non-functional requirements of the banking application system, and give the banking application The method of using the XML description of the system's non-functional requirements is the basis for the reading and application of the rest of the parts.

---Part 2: Functional suitability. The purpose is to provide functional fitness including functional completeness, functional correctness and functional suitability Sexual requirements, these requirements can be seen as functional requirements from the rigorous classification of requirements, but in the research and development of banking application systems, It is often regarded as a non-functional requirement.

---Part 3: Performance efficiency. The purpose is to give performance efficiency requirements including time characteristics, resource utilization, and capacity.

---Part 4: Compatibility. The purpose is to provide compatibility including coexistence and interoperability.

---Part 5: Ease of use. The purpose is to provide information including identifiability, ease of learning, ease of operation, user error defense, user community Face comfort and ease of accessibility.

---Part 6: Reliability. The purpose is to provide reliability including maturity, availability, fault tolerance and easy recovery.

---Part 7: Security. The purpose is to provide security including confidentiality, integrity, non-repudiation, verifiability and authenticity. Fullness.

---Part 8: Maintainability. The purpose is to provide the information including modularity, reusability, easy analysis, easy modification and easy testability. Maintainability.

---Part 9: Portability. The purpose is to provide portability including adaptability, easy installation and easy replacement.

When the meaning of abbreviations and numbers are not considered, those skilled in the art can basically understand the contents of this document correctly based on their professional knowledge in the field.

Substantive content. However, in the following typical situations, users of this document should first read and understand GB/T 40473.1-2021.

---Prepare the non-functional requirements of the application system;

---Review the non-functional requirements of the application system;

---Verify and confirm the application system developed in accordance with non-functional requirements;

---Static and dynamic testing of the application system developed in accordance with non-functional requirements.

For the non-functional requirements prepared in accordance with this document, if they are described in the form of XML given in GB/T 40473.1-2021, the non-functional requirements will be Demand brings greater convenience in transmission and processing.

1 Scope

This document defines the concept of maintainability of banking application systems, specifies the levels and description methods of maintainability elements and components, and Maintainability category. Modularity family, reusability family, easy analysis family, easy modification family and easy testability family non-functional requirement templates.

This document is suitable for the description of maintainability non-functional requirements of various application systems in the banking industry. Information with banking application systems The exchanged application system can be used as reference.

2 Normative references

The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document.

GB/T 15532-2008 Computer Software Test Specification

GB/T 38634.2-2020 System and Software Engineering Software Testing Part 2: Testing Process

GB/T 40473.1-2021 Banking industry application system non-functional requirements Part 1: Description framework

3 Terms and definitions

The following terms and definitions defined in GB/T 40473.1-2021 apply to this document.

3.1 Maintainability

The degree of effectiveness and efficiency with which the product or system can be modified by the expected maintenance personnel.

Note 1. Modifications include correction, improvement or adaptation of the software to changes in the environment, requirements and functional specifications. Modifications include those implemented by professional support personnel, And those implemented by business or operation personnel, end users.

Note 2. Maintainability includes security updates and installation upgrades.

Note 3. Maintainability can be interpreted as an inherent ability of a product or system that facilitates maintenance activities, or the maintenance of the target maintenance personnel for the product or system. Experienced quality of use.

Note 4."Maintainability" and "maintainability" are both Chinese translations of the term maintainability. Taking into account industry practices, maintainability is often used in this document The word. [Source: GB/T 25000.10-2016, 4.3.2.7]

3.2 Modularity

A system or computer program composed of multiple independent components, in which the change of one component has the least impact on other components. [Source: GB/T 25000.10-2016, 4.3.2.7.1, with modification]

3.3 Reusability

The extent to which assets can be used in multiple systems or other asset construction.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 16 pages — is available in the English PDF.

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